WILMINGTON, Del. - A recent court ruling that further defines when a claim arises in bankruptcy does not constitute an exceptional circumstance warranting relief from confirmation of W.R. Grace & Co.'s Chapter 11 reorganization plan sought by a property damage claimant, a federal judge in Delaware held July 23 ((In re: W.R. Grace & Co., et al. [Garlock Sealing Technologies LLC, et al. v. W.R. Grace & Co., et al.],), No. 11-199, D. Del.; 2012 U.S. Dist. LEXIS 101837).